Équations chimiques équilibrées sur12/30/23

BeSO₄ + CaCl₂ = BeCl₂ + CaSO₄ =>
BeSO₄ + CaCl₂ = BeCl₂ + CaSO₄

H₃C₆H₅O₃ + OH = C₃H₅O₃ + H₂O =>
H₃C₆H₅O₃ + 4 OH = 2 C₃H₅O₃ + H₂O

Fe₂O₃(l) + CO(g) = Fe₃O₄(l) + CO₂(g) =>
3 Fe₂O₃(l) + CO(g) = 2 Fe₃O₄(l) + CO₂(g)

Al + HCl = (AlCl)₃ + (H)₂ =>
6 Al + 6 HCl = 2(AlCl)₃ + 3(H)₂

CuS + HNO₃ = Cu{2+} + S + NO + NO₃{-} + H₂O =>
3 CuS + 8 HNO₃ = 3 Cu{2+} + 3 S + 2 NO + 6 NO₃{-} + 4 H₂O

(CH₃CH₂CH₂)₃B + H₂O = (CH₃CH₂CH₂OH)₃ + BH₃ =>
(CH₃CH₂CH₂)₃B + 3 H₂O = (CH₃CH₂CH₂OH)₃ + BH₃

NO₂(g) + O₂(g) + H₂O(aq) = HNO₃(aq) =>
4 NO₂(g) + O₂(g) + 2 H₂O(aq) = 4 HNO₃(aq)

MgCl₂ + Na₂CO₃ = MgCO₃ + NaCl =>
MgCl₂ + Na₂CO₃ = MgCO₃ + 2 NaCl

FeAsS + O₂ = SO₄ + As + Fe =>
FeAsS + 2 O₂ = SO₄ + As + Fe

Er(OH)₃ + HCl = ErCl₃ + H₂O =>
Er(OH)₃ + 3 HCl = ErCl₃ + 3 H₂O

Mg + HCl = Mg{2} + Cl[{-}1] + H₂ =>
Mg + 2 HCl = Mg{2} + 2 Cl[{-}1] + H₂

B₂O₃(s) + C(s) = CB₄(s) + CO(g) =>
2 B₂O₃(s) + 7 C(s) = CB₄(s) + 6 CO(g)

C₅H₁₂ + O₁₈ = CO₂ + H₂O =>
9 C₅H₁₂ + 8 O₁₈ = 45 CO₂ + 54 H₂O

Br₂(l) + KClO₃(aq) + H₂O(l) = HBrO₃(aq) + KCl(aq) =>
3 Br₂(l) + 5 KClO₃(aq) + 3 H₂O(l) = 6 HBrO₃(aq) + 5 KCl(aq)

CH₃COOH + NaOH = (CH₃COOH)OH + Na =>
CH₃COOH + NaOH = (CH₃COOH)OH + Na

NaOH + NaCrO₂ + Cl₂ = Na₂CrO₄ + NaCl + H₂O =>
8 NaOH + 2 NaCrO₂ + 3 Cl₂ = 2 Na₂CrO₄ + 6 NaCl + 4 H₂O

LiF + Cl₂ = LiCl + F =>
2 LiF + Cl₂ = 2 LiCl + 2 F

Ca(OH)₂ + HNO₃ = H₂O + NO₃ + Ca =>
Ca(OH)₂ + 2 HNO₃ = 2 H₂O + 2 NO₃ + Ca

Ga(s) + Cl₂(s) = GaCl₂ =>
Ga(s) + Cl₂(s) = GaCl₂

FeCl₂ + Cl₂ + KOH = K₃FeO₃ + KCl + H₂O =>
2 FeCl₂ + Cl₂ + 12 KOH = 2 K₃FeO₃ + 6 KCl + 6 H₂O

K₂Cr₂O₇ + KI + HNO₃ = KNO₃ + Cr(NO₃)₃ + I₂ + H₂O =>
K₂Cr₂O₇ + 6 KI + 14 HNO₃ = 8 KNO₃ + 2 Cr(NO₃)₃ + 3 I₂ + 7 H₂O

C₁₀H₁₈O + NaBH₄ = C₁₀H₂₀O + NaBH₂ =>
C₁₀H₁₈O + NaBH₄ = C₁₀H₂₀O + NaBH₂

KL + KMnO₄ + H₂O = KLO₃ + MnO₂ + KOH =>
KL + 2 KMnO₄ + H₂O = KLO₃ + 2 MnO₂ + 2 KOH

MgCl₂ + Na₂CO₃ = MgCO₃ + NaCl =>
MgCl₂ + Na₂CO₃ = MgCO₃ + 2 NaCl

FeCl₃(aq) + NaOH(aq) = FeOH + NaCl₃ =>
FeCl₃(aq) + NaOH(aq) = FeOH + NaCl₃

K₂SO₄ + ZnBr₂ = KBr + ZnSO₄ =>
K₂SO₄ + ZnBr₂ = 2 KBr + ZnSO₄

CH₃COONa(aq) + H₂O(l) = CH₃COOHNa(aq) + OH(aq) =>
CH₃COONa(aq) + H₂O(l) = CH₃COOHNa(aq) + OH(aq)

H{+} + Cr₂O₇₂{-} + Ni = Ni₂{+} + Cr₃{+} + H₂O =>
432 H{+} + 3 Cr₂O₇₂{-} + 854 Ni = 427 Ni₂{+} + 2 Cr₃{+} + 216 H₂O

S₈ + Cl = SCl₂ =>
S₈ + 16 Cl = 8 SCl₂

C₅₇H₁₀₄O₆ + NaOH = C₁₈H₃₃NaO₂ + C₃O₃H₈ =>
C₅₇H₁₀₄O₆ + 3 NaOH = 3 C₁₈H₃₃NaO₂ + C₃O₃H₈

OH{-} + MnO₄{-} + CN = MnO₂ + CNO{-} + H₂O =>
2 OH{-} + MnO₄{-} + 3 CN = MnO₂ + 3 CNO{-} + H₂O

Pb(NO₃)₂(aq) + K₂S = PbS + KNO₃(aq) =>
Pb(NO₃)₂(aq) + K₂S = PbS + 2 KNO₃(aq)

IO₃{-} + HSO₃{-} = I{-} + SO₄{-2} + H{+} =>
IO₃{-} + 3 HSO₃{-} = I{-} + 3 SO₄{-2} + 3 H{+}

MnBr₂ + PbO₂ + HNO₃ = HMnO₄ + Pb(BrO₂)₂ + Pb(NO₃)₂ + H₂O =>
2 MnBr₂ + 13 PbO₂ + 22 HNO₃ = 2 HMnO₄ + 2 Pb(BrO₂)₂ + 11 Pb(NO₃)₂ + 10 H₂O

C₄H₁₀ + O = CO₂ + HO =>
C₄H₁₀ + 18 O = 4 CO₂ + 10 HO

Mg + Cu = MgCu₂ =>
Mg + 2 Cu = MgCu₂

KC₈H₅O₄ + NaOH = H₂O + NaKC₈H₄O₄ =>
KC₈H₅O₄ + NaOH = H₂O + NaKC₈H₄O₄

K₃PO₄(aq) + H₂O = KOH(aq) + H₃PO₄(s) =>
K₃PO₄(aq) + 3 H₂O = 3 KOH(aq) + H₃PO₄(s)

HCl(aq) + AgNO₃(aq) = HNO₃() + AgCl() =>
HCl(aq) + AgNO₃(aq) = HNO₃() + AgCl()

CH₃CH₂OH + I₂ + KOH = CHI₃ + HCOOK + HI =>
CH₃CH₂OH + 4 I₂ + KOH = CHI₃ + HCOOK + 5 HI

CoBr₂ = Co + Br₂ =>
CoBr₂ = Co + Br₂

Fe{2+} + HNO₃ + H{+} = Fe{3+} + NO₂ + H₂O =>
Fe{2+} + HNO₃ + H{+} = Fe{3+} + NO₂ + H₂O

C₆H₁₂O₆ + OH = CO₂ + H₂O =>
C₆H₁₂O₆ + 24 OH = 6 CO₂ + 18 H₂O

Zn + H₂O + H₂SO₄ = H₃O{+} + ZnSO₄{-} + H =>
Zn + H₂O + H₂SO₄ = H₃O{+} + ZnSO₄{-} + H

H₂CO₂ + K₂CrO₄ + HCl = KCl + CrC₃₂ + CO₂ + H₂O =>
67 H₂CO₂ + K₂CrO₄ + 2 HCl = 2 KCl + CrC₃₂ + 35 CO₂ + 68 H₂O

(CN)₂ + NaOH = NaCN + NaCNO + H₂O =>
(CN)₂ + 2 NaOH = NaCN + NaCNO + H₂O

Mg(HCO₃)₂(aq) + HCl(aq) = MgCl₂(aq) + CO₂(g) + H₂O =>
Mg(HCO₃)₂(aq) + 2 HCl(aq) = MgCl₂(aq) + 2 CO₂(g) + 2 H₂O

KF + HCl = KCl + HF =>
KF + HCl = KCl + HF

CaCO₃(s) + C₂H₄O₂(aq) = H₂O(l) + CO₂(g) + Ca(C₂H₃O₂)(aq) =>
8 CaCO₃(s) + 9 C₂H₄O₂(aq) = 6 H₂O(l) + 10 CO₂(g) + 8 Ca(C₂H₃O₂)(aq)

MnSO₄ + HNO₃ + NaBiO₃ = Bi(NO₃)₃ + HMnO₄ + NaNO₃ + Na₂SO₄ + H₂O =>
2 MnSO₄ + 16 HNO₃ + 5 NaBiO₃ = 5 Bi(NO₃)₃ + 2 HMnO₄ + NaNO₃ + 2 Na₂SO₄ + 7 H₂O

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